Derek Lesho : mfreadwrite/reader: Add recognition of ftypemp42 mp4 header.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2fb948e0eaa607307fe30b55762803a7103fb1dc
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=2fb948e0eaa607307fe30b557...

Author: Derek Lesho <dlesho(a)codeweavers.com>
Date:   Mon May 18 15:41:31 2020 +0300

mfreadwrite/reader: Add recognition of ftypemp42 mp4 header.

Signed-off-by: Derek Lesho <dlesho(a)codeweavers.com>
Signed-off-by: Nikolay Sivov <nsivov(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/mfreadwrite/reader.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/mfreadwrite/reader.c b/dlls/mfreadwrite/reader.c
index e69c2b980b..96a82b798a 100644
--- a/dlls/mfreadwrite/reader.c
+++ b/dlls/mfreadwrite/reader.c
@@ -2162,6 +2162,7 @@ static HRESULT bytestream_get_url_hint(IMFByteStream *stream, WCHAR const **url)
     static const unsigned char wavmagic[]  = { 'R', 'I', 'F', 'F',0x00,0x00,0x00,0x00, 'W', 'A', 'V', 'E', 'f', 'm', 't', ' '};
     static const unsigned char wavmask[]   = {0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
     static const unsigned char isommagic[] = {0x00,0x00,0x00,0x00, 'f', 't', 'y', 'p', 'i', 's', 'o', 'm',0x00,0x00,0x00,0x00};
+    static const unsigned char mp42magic[] = {0x00,0x00,0x00,0x00, 'f', 't', 'y', 'p', 'm', 'p', '4', '2',0x00,0x00,0x00,0x00};
     static const unsigned char mp4mask[]   = {0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00};
     static const struct stream_content_url_hint
     {
@@ -2174,6 +2175,7 @@ static HRESULT bytestream_get_url_hint(IMFByteStream *stream, WCHAR const **url)
         { asfmagic,  L".asf" },
         { wavmagic,  L".wav", wavmask },
         { isommagic, L".mp4", mp4mask },
+        { mp42magic, L".mp4", mp4mask },
     };
     unsigned char buffer[4 * sizeof(unsigned int)], pattern[4 * sizeof(unsigned int)];
     unsigned int i, j, length = 0, caps = 0;